I hugged her to me. After pulling it up between us, Casey soon turned around to push her tits against my chest and grind against my dick. I let her ke...p doing it but, I didn’t get hard.When she started trying to get her bare pussy rubbing against my dick, I stopped her to say, “I know what your body and mind both want so badly, but not happening, even with a rubber. If you want your things, I will get them and help you set up for bed, though I don’t want to do that. Whoever has been having you. You are moving faster now, harder, you are nearing your orgasm now and I can feel it. Can feel you straining deep inside me, each thrust forcing yourself deeper and deeper and as I feel you nearing orgasm I feel myself nearing another orgasm too. Knowing how close you are makes my orgasm build fast, so fast that it's there instantly and I feel myself being thrown upwards as you slam hard again into me. I cry out your name and all at once I explode around you for a second time. My tightness. After so many years of marriage we had sex maybe three or four times a month and only the missionaryposition nothing spectacular but we were satisfied, we had never tried anything out of the ordinary other than oral sexwhich was only done rarely when we were both feeling a little hornier than usual.My wife was a dish water blond and stood five feet four inches tall with 36dd tits and a nice round ass although she had put on some pounds and her tummy was a little rounder than it once was her. I was Stan's wife, but I was Mark's slut."I can't wait to feel your cock inside me," I heard myself husk back. I was such a slut.The thrill, the excitement, pushed me to jog faster. Mark was struggling to keep up, as excited as I was. I was his motivation, I realized. He needed my ass, the promise of my cunt, to keep him going. He looked fairly new to jogging, he was definitely out of shape. I was honored to be his motivation and I flashed him inviting smiles as I ran, shaking my pretty ass,.